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  1. Technology classes
  2. /B · Performing operations
  3. /B23 · Machine tools
  4. /B23Q · Details, components, or accessories for machine tools
  5. /B23Q 5/00 · Driving or feeding mechanisms
  6. /B23Q 5/02 · Driving main working members
  7. /B23Q 5/04 · Rotary shafts
  8. /B23Q 5/12 · Mechanical drives with means for varying the speed ratio
  9. /B23Q 5/14 · Step-by-step
  10. /B23Q 5/147
B23Q 5/147

Electrically-operated

Official title: {electrically-operated}

B23Q5/147 (Electrically-operated) appears on 4 US grants and 1 published applications in this corpus.

Search patents in B23Q

Where it sits

  1. BPerforming operations
  2. B23Machine tools
  3. B23QDetails, components, or accessories for machine tools
  4. B23Q 5/00Driving or feeding mechanisms
  5. B23Q 5/02Driving main working members
  6. B23Q 5/04Rotary shafts
  7. B23Q 5/12Mechanical drives with means for varying the speed ratio
  8. B23Q 5/14Step-by-step
  9. B23Q 5/147Electrically-operated
Granted patents
4
Published applications
1
Assignees
4
Inventors
13
Latest grant
18 Apr 2000

Filings by year

Granted patentsPublished applications
B23Q 5/147: granted patents and published applications per publication year
YearGranted patentsPublished applications
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202501

19821992200220122025

By publication year. Applications have been published since 2001.

Recent patents

  • Multi-spindle machine retrofit system18 Apr 2000US 6,050,162 ALogan Clutch Corporation
  • Shiftable transmission with assured input-output relationship23 Feb 1988US 4,726,260 A
  • Indicator system for a power tool comprising dual purpose cam shaft17 Apr 1984US 4,443,137 ABlack & Decker Inc.
  • Switching device for variable speed gears in machine tools20 Jul 1982US 4,339,962 AMaho Werkzeugmaschinenbau Babel & Co.
  • Power tool with a specific output current16 Jan 2025US 2025/0018530 A1Hilti Aktiengesellschaft

Most cited

By later US patents
  • Indicator system for a power tool comprising dual purpose cam shaft21US 4,443,137 ABlack & Decker Inc. · 1984
  • Switching device for variable speed gears in machine tools17US 4,339,962 AMaho Werkzeugmaschinenbau Babel & Co. · 1982
  • Shiftable transmission with assured input-output relationship11US 4,726,260 A1988
  • Multi-spindle machine retrofit system4US 6,050,162 ALogan Clutch Corporation · 2000

Top assignees

Documents
  • BDBlack & Decker Inc.1
  • Hilti Aktiengesellschaft1
  • LCLogan Clutch Corporation1
  • MWMaho Werkzeugmaschinenbau Babel & Co.1

Often classified with

  • F16HGearing4
  • Y10TTechnical subjects covered by former us classification4
  • B24BMachines, devices, or processes for grinding or polishing1
  • B25FCombination or multi-purpose tools not otherwise provided for1

Documents that also carry the other class.

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